113819784 has 64 divisors (see below), whose sum is σ = 307453440. Its totient is φ = 34905600.

The previous prime is 113819767. The next prime is 113819789. The reversal of 113819784 is 487918311.

It is not an unprimeable number, because it can be changed into a prime (113819789) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 187209 + ... + 187815.

It is an arithmetic number, because the mean of its divisors is an integer number (4803960).

Almost surely, 2^113819784 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 113819784, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (153726720).

113819784 is an abundant number, since it is smaller than the sum of its proper divisors (193633656).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

113819784 is a wasteful number, since it uses less digits than its factorization.

113819784 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1230 (or 1226 counting only the distinct ones).

The product of its digits is 48384, while the sum is 42.

The square root of 113819784 is about 10668.6355266266. The cubic root of 113819784 is about 484.6251171873.

The spelling of 113819784 in words is "one hundred thirteen million, eight hundred nineteen thousand, seven hundred eighty-four".